Automotive wheel bearing a.less energy consumption b.Durable seals and couping life c.OEM Service d.Accept Paypal Automotive wheel ... etc.3 retainer: cooper, nylon, bakelite, stainless.4 quality:ISO90005 delivery: great stock and ready goods6 Bore diameter: ... low noise, long life ,high precision,9 apply: machine tools, electrical ,railways,automotive,construction machinery and various kinds of ...